#include "StdAfx.h"
#include "BieuThucHang.h"

BieuThucHang::BieuThucHang()
{
}

BieuThucHang::BieuThucHang(double Heso)
{
	HeSo = Heso;
}

double BieuThucHang::TinhGiaTri()
{
	return HeSo;
}

BieuThuc BieuThucHang::TinhDaoHam()
{
	BieuThucHang KQ;
	KQ.HeSo = 0;
	return KQ;
}